Just arrived yesterday, I've thumbed through, it looks pretty good. Will read it over the next few weeks.
http://www.amazon.com/BMW-Classic-C...ie=UTF8&qid=1441972113&sr=8-1&keywords=BMW+e9
http://www.amazon.com/BMW-Classic-C...ie=UTF8&qid=1441972113&sr=8-1&keywords=BMW+e9